Amino Acid calculator

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
  </style>
</head>

<body>
  <script>
    // Feel free to change or delete any of the code you see in this editor!
    //serine (S), threonine (T), cysteine (C), asparagine (N), glutamine (Q), and tyrosine (W)
    
    var aminoAcids = "MPRVVYGLSHSENGWPMVNADECEWTKIPGTSVTLQIAKGQPLAILRAFAADFHAYVEPLRDADSACWTPTNSVPSSNHLSGTAMDLNWNSHPFKVSYAGFDETKITTMRELLAFYEGTVFWGQDWNSPKDPMHAQCGYNTYGNPKTADFIARKIRADGYSTFRRGSAPASAAPILAAATGLSEARAAEILPAVRSGLRESECTNVNRIAMWLAQIGHESGSFQYTEEIAKNGRYAPYIGRTWIQITWDYNYRSFSQWAYAFGMVPTPDYFVVNYRELADLKWAGIGPAWYWTVARPDINELSDRRDLNTVTRRINGGTNGLADRQARYNRALAQGDALLQLLHEEDDFLSALTDAEQRELLDLARQQAKYKRKSRSPLHWPHEGEVDTIAGLSWSTDANVHIQLVEKLAVIYGDPVSIALLYAVSNSDDPTNNPELAKRILKRVKPEDITAAQVQIQKWLAAEQKFHAA"
    
    polarAminoAcids = []
    totalAminoAcids = []
    //console.log(aminoAcids)
    for (d in aminoAcids){
      if (d !== 'S'){totalAminoAcids.push[d]}
      if (d !== 'T'){totalAminoAcids.push[d]}
      if (d !== 'C'){totalAminoAcids.push[d]}
      if (d !== 'N'){totalAminoAcids.push[d]}
      if (d !== 'Q'){totalAminoAcids.push[d]}
      if (d !== 'W'){totalAminoAcids.push[d]}
    }
    for (i in aminoAcids) {
      if (i == 'S'){polarAminoAcids.push[i]}
      else if (i == 'T'){polarAminoAcids.push[i]}
      else if (i == 'C'){polarAminoAcids.push[i]}
      else if (i == 'N'){polarAminoAcids.push[i]}
      else if (i == 'Q'){polarAminoAcids.push[i]}
      else if (i == 'W'){polarAminoAcids.push[i]}
    }
calculatePolarPercent = (d3.sum(polarAminoAcids)/d3.sum(totalAminoAcids))*100

</script>
</body>

https://d3js.org/d3.v4.min.js